CN201516685U - Dry and wet combination shaping mould - Google Patents
Dry and wet combination shaping mould Download PDFInfo
- Publication number
- CN201516685U CN201516685U CN2009201692235U CN200920169223U CN201516685U CN 201516685 U CN201516685 U CN 201516685U CN 2009201692235 U CN2009201692235 U CN 2009201692235U CN 200920169223 U CN200920169223 U CN 200920169223U CN 201516685 U CN201516685 U CN 201516685U
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- stock mould
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- mould
- cooling
- section stock
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a dry and wet combination shaping mould which comprises three parts. The first part is a first section (1) of the shaping mould; the second part is an open-type water tank (2); and the third part is a second section (3) of the shaping mould, has the same structure with the first section (1) of the shaping mould, and is shorter than the first section (1) of the shaping mould. Through twice shaping and cooling of the first and the second sections of the shaping mould, the extrusion speed of a screw extruder is greatly improved; since the cooling speed is high, molecules of a product are combined tightly and the mechanical intensity of the finished product is improved; and the appearance qualification rate of the product is also greatly improved. Compared with the original mould, the shaping mould provided by the utility model can produce about four meters' buckling plate with the specification of 4.85 kg/square meter in each minute, and the production efficiency is improved by 122 percent. Besides, cooling water flowing out of the front and back sections of mould can flow into the water tank for recycling after heat exchange, so that water consumption in unit time basically remains the same as that of the original mould in production process.
Description
Technical field
The utility model relates to a kind of stock mould, is specifically related to a kind of stock mould that plastic material is cooled off and finalizes the design.
Background technology
Plastic material generally is raw material obtain certain beginning through die head behind the fusion plastification in extruder barrel a molten base, enters into shaper again.Existing shaper has only a part, the length of stock mould has vacuum hole and cooling hole often between 54-55CM above the stock mould, plastic material in mould through vacuo-forming, the logical cold water in cooling hole is used for cooling and shaping, and the finished product of plastic material is extruded from the mould other end.Existing mould is because the interior environment of mould comparatively seals, and radiating effect is not good, and the cooling and shaping effect is bad, therefore must keep the slower speed of passing through aborning, and production efficiency is lower.The plastic material of Rong Huaing is by mould the time, to produce 485kg/M in process of production
2The PVC buckle of specification is an example, and when using this mould, in order to ensure the quality of products, the extruded velocity of per minute only is about 1.8 meters.
Notification number is CN2594001Y, the day for announcing is that the Chinese utility model patent on December 24th, 2003 discloses a kind of " a kind of plastic irregular profile stock mould device " by name, this utility model is to be provided with the shaped die cover outside die cavity, die sleeve places water tank, be provided with through hole at water tank, be provided with hole or the seam that is connected with die cavity at the die sleeve wall.This utility model is designed to the die sleeve form similar to cavity shape with the dry type calibrator, be distributed with the seam or the hole that are connected with die cavity on the die sleeve, and die sleeve placed vacuum water tank fully, make it obtain cooling, while makes plastic parison and goods press close to the die sleeve die cavity by the negative pressure in the vacuum water tank and obtains typing, though such design has improved cooling effectiveness and cooling uniformity to a certain extent, but the heat exchange of this design is in fact still carried out indirectly, and the effect of this cooling is effective not as what directly half-formed product is contacted with cooling water.
The utility model content
The utility model provides a kind of wet combination stock mould of doing, and it is bad to have solved existing stock mould device cooling and shaping effect, can cause the technical problem that extruded velocity is very slow, influence production efficiency simultaneously.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
A kind of combination stock mould that wets of doing, comprise three parts, three parts all are installed on the backing plate, first is first section stock mould, this first section stock mould one end is the section bar inlet, the other end is the section bar outlet, and first section stock mould inside comprises typing die cavity and cooling line, and the shape of the shape of this typing die cavity and plastic material to be processed is suitable.First section stock mould outside is provided with vacuum hole and cooling hole, wherein cooling off Kong Yiduan and cold water pipe connects, the other end communicates with the cooling line of first section stock mould inside, and the second portion of doing wet combination stock mould is an open tank, and third part is second section stock mould; One end of this open tank is adjacent with the outlet of the section bar of first section stock mould, and is provided with the section bar inlet at this end, and the other end of open tank is adjacent with second section stock mould, and is provided with the section bar outlet at this end; Second section adjacent end with open tank of stock mould has the section bar inlet, the other end has the section bar outlet, second section stock mould inside comprises typing die cavity and cooling line, the shape of the shape of this typing die cavity and plastic material to be processed is suitable, this second section stock mould outside is provided with vacuum hole and cooling hole, wherein cool off Kong Yiduan and cold water pipe and connect, the other end communicates with the cooling line of second section stock mould inside.
Further technical scheme is:
The length of second section stock mould is shorter than the length of first section stock mould.
First section stock mould, second section stock mould all are to be divided into and following stereotype plate two parts, are flexible connection between two parts.
The last stereotype plate of first section stock mould, second section stock mould is outside equipped with holding screw.
First section stock mould, open tank, second section stock mould of doing wet combination stock mould all are installed on the backing plate by bolt.
The utility model can also be:
The shape of the mold cavity of first section stock mould, second section first and second section die inside of stock mould is any one in corrugated, plate shaped, trapezoidal, the corrugation shape.
Described open tank be shaped as cuboid, and be divided into left and right sides two parts.
The length of described first section stock mould is 44cm to 45cm.
The length of described second section stock mould is between the 27cm to 29cm.
Compared with prior art, the beneficial effects of the utility model are: in process of production, after the PVC that melts is extruded by screw extruder, fast through first section shaper, in mould through vacuo-forming, cooling and shaping is laggard goes into tank, fills cooling water in the tank, and buckle is further cooling in tank.Because tank is an Open architecture, so radiating effect is better, what this moment, the plastic material surface temperature was fallen is lower, but because some plastic material (for example: interior hollow buckle), so still there is hot-air inside, so through second section die, secondary vacuum pumping moulding and cooling and shaping in mould.Because it is longer that plastic material cools off distance aborning, so can increase substantially the extruded velocity of screw extruder; And because cooling velocity is fast, in conjunction with tightr, the mechanical strength of finished product increases between products molecule; Through the secondary typing, the appearance yield of product also significantly improves in addition.The contrast original mould is produced 4.85kg/m
2The buckle per minute of specification can reach about 4 meters, and production efficiency has improved 122%.And the cooling water that flows out from two section dies of front and back can recycle once more through flowing into tank after the heat exchange, so the water of unit interval consumption keeps and original mould water consumes identical basic in process of production.And the utility model production technology is simple, and cost is lower, is convenient to promote.
Description of drawings
Fig. 1 is the utility model overall structure schematic diagram;
Fig. 2 is the cutaway view of Fig. 1 along A-A '.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further elaborated.
As shown in Figure 1, 2, a kind of combination stock mould that wets of doing, comprise three parts, three parts all are installed on the backing plate 5 by bolt, first is that a length is at the first section stock mould 1 of 44CM to 45CM, these first section stock mould 1 one end is section bar inlet 11, the other end is section bar outlet 12, first section stock mould 1 inside comprises typing die cavity and cooling line, the shape of this typing die cavity and the shape of plastic material to be processed are suitable, for example are: corrugated, plate shaped, trapezoidal or corrugation shape etc.This first section stock mould 1 outside is provided with vacuum hole 13 and cooling hole 14, wherein cools off hole 14 1 ends and communicates with the cooling line of first section stock mould 1 inside with the cold water pipe connection other end.The second portion of doing wet combination stock mould is the open tank 2 of a cuboid, two parts about this open tank 2 is divided into; The third part of doing wet combination stock mould is second section stock mould 3; It is 12 adjacent that one end of this open tank 2 and the section bar of first section stock mould 1 export, and be provided with section bar inlet 21 at this end, and the other end of open tank 2 is adjacent with second section stock mould 3, and be provided with section bar at this end and export 22; Second section stock mould 3 has section bar inlet 31 with open tank 2 adjacent ends, and the other end has 12, the second sections stock mould 3 internal structures of section bar outlet the same with first section stock mould, and just length is between 27-29CM.First and second section stock mould 1,3 all is to be divided into stereotype plate and following stereotype plate two parts, and for flexibly connecting, last stereotype plate is respectively arranged with holding screw 15,35 outward between two parts.
The utility model is particularly suitable for typing and the cooling of PVC fastener, adopts three stage structure, and first paragraph shaper fundamental sum original mould is identical, and the mould rear end increases by one section tank, increases the slightly short mould of second segment behind tank again. Adopt the assembly of this order to arrange the reason of having considered typing and cooling. Through experiment, this aligning method is optimal arrangement, and transpose then effect descends. In process of production, after the PVC of thawing was extruded by screw extruder, fast through the first paragraph mould, through vacuo-forming, cooling and shaping is laggard to enter tank, fills cooling water in the tank in mould, and buckle is further cooling in tank. Because tank is Open architecture, so radiating effect is better, what this moment, the buckle surface temperature was fallen is lower, but because the interior hollow of buckle, so still there is hot-air inside, so need through second segment mould, secondary vacuum pumping moulding and cooling and shaping in mould. Because it is longer that buckle cools off distance aborning, so can increase substantially the extruded velocity of screw extruder; And because cooling velocity is fast, in conjunction with tightr, the mechanical strength of finished product increases between products molecule; Through the secondary typing, the appearance yield of product also significantly improves in addition. The contrast original mould is produced 4.85kg/m2The buckle per minute of specification can reach about 4 meters, and production efficiency has improved 122%. And the cooling water that flows out from two section dies of front and back can recycle again through flowing into tank after the heat exchange, so the water of unit interval consumption keeps and original mould water consumes identical basic in process of production. So new die possesses enhancing productivity, increases product quality, energy-saving and cost-reducing multiple effect.
Claims (9)
1. do wet combination stock mould for one kind, comprise three parts, three parts all are installed on the backing plate (5), first is first section stock mould (1), this first section stock mould (1) one end is a section bar inlet (11), the other end is section bar outlet (12), and first section stock mould (1) inside comprises typing die cavity and cooling line, and the shape of the shape of this typing die cavity and plastic material to be processed is suitable; First section stock mould (1) outside is provided with vacuum hole (13) and cooling hole (14), wherein cooling off hole (14) one ends communicates with the cooling line of the cold water pipe connection other end and first section stock mould (1) inside, it is characterized in that: the described second portion of doing wet combination stock mould is an open tank (2), and third part is second section stock mould (3); The section bar outlet (12) of one end of this open tank (2) and first section stock mould (1) is adjacent, and be provided with section bar inlet (21) at this end, the other end of open tank (2) is adjacent with second section stock mould (3), and is provided with section bar outlet (22) at this end; The adjacent end with open tank (2) of second section stock mould (3) has section bar inlet (31), the other end has section bar outlet (32), second section stock mould (3) inside comprises typing die cavity and cooling line, the shape of the shape of this typing die cavity and plastic material to be processed is suitable, this second section stock mould (3) outside is provided with vacuum hole (33) and cooling hole (34), wherein cools off hole (34) one ends and communicates with the cooling line of stock mould inside with the cold water pipe connection other end.
2. the combination stock mould that wets of doing according to claim 1, it is characterized in that: the length of described second section stock mould (3) is shorter than the length of first section stock mould (1).
3. the combination stock mould that wets of doing according to claim 1 and 2, it is characterized in that: described first section stock mould (1), second section stock mould (3) all are to be divided into stereotype plate and following stereotype plate two parts, are to flexibly connect between two parts.
4. the combination stock mould that wets of doing according to claim 3, it is characterized in that: the last stereotype plate of described first section stock mould (1), second section stock mould (3) all is provided with holding screw outward.
5. the combination stock mould that wets of doing according to claim 1, it is characterized in that: described first section stock mould (1), open tank (2), second section stock mould (3) all are installed on the backing plate (5) by bolt.
6. according to claim 1ly do wet combination stock mould, it is characterized in that: the shape of the mold cavity that described first section stock mould (1), second section stock mould (3) are inner is any one in corrugated, plate shaped, trapezoidal, the corrugation shape.
7. according to claim 1ly do wet combination stock mould, it is characterized in that: described open tank (2) be shaped as cuboid, and be divided into left and right sides two parts.
8. the combination stock mould that wets of doing according to claim 1, it is characterized in that: the length of described first section stock mould (1) is between the 44cm to 45cm.
9. the combination stock mould that wets of doing according to claim 8, it is characterized in that: the length of described second section stock mould (3) is between the 27cm to 29cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201692235U CN201516685U (en) | 2009-08-20 | 2009-08-20 | Dry and wet combination shaping mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201692235U CN201516685U (en) | 2009-08-20 | 2009-08-20 | Dry and wet combination shaping mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201516685U true CN201516685U (en) | 2010-06-30 |
Family
ID=42497400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201692235U Expired - Fee Related CN201516685U (en) | 2009-08-20 | 2009-08-20 | Dry and wet combination shaping mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201516685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102366992A (en) * | 2011-07-27 | 2012-03-07 | 黄石市通达塑料模具有限公司 | High-brightness plastic profile forming die |
-
2009
- 2009-08-20 CN CN2009201692235U patent/CN201516685U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102366992A (en) * | 2011-07-27 | 2012-03-07 | 黄石市通达塑料模具有限公司 | High-brightness plastic profile forming die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100630 Termination date: 20170820 |